(8856-8649) 8 + 409 5 =(207) * 8 + 2045 =1656 + 2045 =3701
18308 + (38568-26495)4 - 4098 =18308 + (12073) 4 - 4098 =18308 + 48292 - 4098 =22502
720:9 + 640:4 - 17*8 =80 + 160 - 136 =144
Therefore, the final result is 144.
(8856-8649) 8 + 409 5 =
(207) * 8 + 2045 =
1656 + 2045 =
3701
18308 + (38568-26495)4 - 4098 =
18308 + (12073) 4 - 4098 =
18308 + 48292 - 4098 =
22502
720:9 + 640:4 - 17*8 =
80 + 160 - 136 =
144
Therefore, the final result is 144.